Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Manal H. AL-Hafidh"'
Autor:
Saad M. AL-Mashaat, Manal H. AL-Hafidh
Publikováno v:
Journal of Engineering, Vol 18, Iss 05 (2023)
An experimental and numerical study has been carried out to investigate the heat transfer by natural convection in a three dimensional annulus enclosure filled with porous media (silica sand) between two inclined concentric cylinders with (and withou
Externí odkaz:
https://doaj.org/article/30ab5ef1ebcc4c66a22f11f7bc8104e5
Autor:
Manal H. Al-Hafidh
Publikováno v:
Al-Khawarizmi Engineering Journal, Vol 4, Iss 4 (2019)
The steady state laminar mixed convection and radiation through inclined rectangular duct with an interior circular tube is investigated numerically for a thermally and hydrodynamicaly fully developed flow. The two heat transfer mechanisms of convect
Externí odkaz:
https://doaj.org/article/cb07174227a0414ab2dbe6f2796caf2b
Autor:
Manal H. AL-Hafidh
Publikováno v:
Engineering and Technology Journal, Vol 32, Iss 4B, Pp 831-848 (2014)
A numerical study has been carried out to investigate the heat transfer by natural convection of nanofluid taking copper as nano particles and the water as based fluid in a three dimensional annulus enclosure filled with porous media between two hori
Externí odkaz:
https://doaj.org/article/fd8617162b654304ae6dbe894b73d2fa
Autor:
Manal H. AL-Hafidh, Hayder I. Mohammed
Publikováno v:
Journal of Engineering, Vol 17, Iss 06 (2011)
A numerical study has been carried out to investigate heat transfer by natural convection and radiation under the effect of magnetohydrodynamic (MHD) for steady state axisymmetric twodimensional laminar flow in a vertical cylindrical channel filled w
Externí odkaz:
https://doaj.org/article/a5ebc48bfb8f448da81a477229a67285
Laminar Free Convection in Three Dimensional Inclined Porous Annulus with Fins on the Inner Cylinder
Autor:
Saad M. AL-Mashaat, Manal H. AL-Hafidh
Publikováno v:
Iraqi Journal of Chemical and Petroleum Engineering, Vol 12, Iss 4 (2011)
An experimental and numerical study was carried out to investigate the heat transfer by natural convection in a three dimensional annulus enclosure filled with porous media (silica sand) between two inclined concentric cylinders with (and without) an
Externí odkaz:
https://doaj.org/article/e2124b7478e14d51b29855f5504dd320
Autor:
Manal H. AL-Hafidh, Methaq T. Ali
Publikováno v:
Journal of Engineering, Vol 17, Iss 05 (2011)
The present work investigates the effect of magneto – hydrodynamic (MHD) laminar natural convection flow on a vertical cylinder in presence of heat generation and radiation. The governing equations which used are Continuity, Momentum and Energy equ
Externí odkaz:
https://doaj.org/article/a1aa568feace4a7d8efaeeac136f315f
Autor:
Manal H. AL-Hafidh, Raed Gatie Sayhood
Publikováno v:
Journal of Engineering, Vol 17, Iss 1 (2011)
The numerical investigation has been performed to study the radiation affected steady state laminar mixed convection induced by a hot inner varied positions circular core in a horizontal rectangular channel for a fully developed flow. To examine the
Externí odkaz:
https://doaj.org/article/b302763686e94c25805be823cf3195b4
Autor:
Manal H. Al-Hafidh
Publikováno v:
Iraqi Journal of Chemical and Petroleum Engineering, Vol 10, Iss 4 (2009)
Numerical Investigation was done for steady state laminar mixed convection and thermally and hydrodynamic fully developed flow through horizontal rectangular duct including circular core with two cases of time periodic boundary condition, first case
Externí odkaz:
https://doaj.org/article/be32e80158794befb19794112ec57af5
Autor:
Manal H. AL-Hafidh
Publikováno v:
Journal of Engineering, Vol 15, Iss 03 (2009)
This study included the convective air drying of a single sweet potato sample which is taken as an ellipsoid with (40mm) in the longitudinal direction and (20mm) in the thickness direction. Convective heat and mass transfer takes place between the sa
Externí odkaz:
https://doaj.org/article/9844a38002c54d1f85f46cd21bff22c6
Autor:
Manal H. AL-Hafidh, Safa Bontok Raheem
Publikováno v:
Journal of Engineering, Vol 13, Iss 04 (2007)
A numerical technique is developed to predict both the transient and steady axisymmetric two-dimensional natural convection heat transfer for water as the working fluid in a vertical annulus enclosure of a fixed radius ratio (2) aspect ratio (1) and
Externí odkaz:
https://doaj.org/article/66ff4d1422df40eb85bd59772a4086ff